# Genomic Resources for Enhancing Available Therapies (GREAT1.0) Study

> **NCT04306939** · — · SUSPENDED · sponsor: **University of Pittsburgh** · enrollment: 120000 (estimated)

## Conditions studied

- Chronic Pancreatitis
- Inflammatory Bowel Diseases
- Hepatitis
- NASH - Nonalcoholic Steatohepatitis
- Acute Pancreatitis
- Rheumatoid Arthritis
- Diabetes Mellitus
- Dyslipidemias
- Multiple Sclerosis
- Irritable Bowel Syndrome
- Chronic Pain
- Chronic Disease
- Chronic Kidney Diseases
- Crohn Disease
- Celiac Disease
- Biliary Cirrhosis
- Bile Acid Synthesis Defect
- Gastritis
- Cholecystitis
- Cholelithiases
- IPMN
- Cyst Pancreas
- Cystic Fibrosis
- Pancreatic Exocrine Insufficiency
- Diarrhea Chronic
- Constipation - Functional
- Constipation Chronic Idiopathic

## Interventions

- **OTHER:** venipuncture
- **BEHAVIORAL:** Questionnaires
- **OTHER:** Additional Sample Collections

## Key facts

- **NCT ID:** NCT04306939
- **Lead sponsor:** University of Pittsburgh
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** SUSPENDED
- **Start date:** 2014-11-01
- **Primary completion:** 2026-12
- **Final completion:** 2026-12
- **Target enrollment:** 120000 (ESTIMATED)
- **Why stopped:** Suspended for analysis and to consider further enrollment.
- **Last updated:** 2026-01-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04306939

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04306939, "Genomic Resources for Enhancing Available Therapies (GREAT1.0) Study". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT04306939. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*